<!DOCTYPE html>
<html lang="en">
<head>
    <meta charset="UTF-8">
    <meta http-equiv="X-UA-Compatible" content="IE=edge">
    <meta name="viewport" content="width=device-width, initial-scale=1.0">
    <title>css基础</title>
    <!-- 内部引用 -->
    <style>
        /*在style标签中写css语句*/
        h2{
            color: blue;
        }
        
    </style>
    <!-- 外部引用 -->
    <link rel="stylesheet" href="./css/style.css">
</head>
<body>
    <!-- 内联：极其不推荐这么写 -->
    <h1 style="color: red;">Lorem ipsum dolor sit amet consectetur</h1>

    <h2>Lorem ipsum dolor sit amet consectetur adipisicing elit.</h2>

    <h3>Lorem ipsum dolor sit amet consectetur adipisicing elit.</h3>

    
</body>
</html>